A 2-in-diameter spherical ball whose surface is maintained at a temperature of 170F is suspended in the
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A 2-in-diameter spherical ball whose surface is maintained at a temperature of 170°F is suspended in the middle of a room at 70°F. If the convection heat transfer coefficient is 15 Btu/h·ft2·°F and the emissivity of the surface is 0.8, determine the total rate of heat transfer from the ball.
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Related Book For 
Fundamentals of Thermal-Fluid Sciences
ISBN: 978-0078027680
5th edition
Authors: Yunus A. Cengel, Robert H. Turner, John M. Cimbala
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